Base | Representation |
---|---|
bin | 1011101000001010… |
… | …0110011111001000 |
3 | 22001112011121222111 |
4 | 2322002212133020 |
5 | 22343014302404 |
6 | 1233415032104 |
7 | 140230065016 |
oct | 27202463710 |
9 | 8045147874 |
10 | 3121244104 |
11 | 1361951990 |
12 | 73136b634 |
13 | 3a9855804 |
14 | 2187678b6 |
15 | 134043104 |
hex | ba0a67c8 |
3121244104 has 32 divisors (see below), whose sum is σ = 6386545440. Its totient is φ = 1418262400.
The previous prime is 3121244099. The next prime is 3121244117. The reversal of 3121244104 is 4014421213.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430332 + ... + 437524.
It is an arithmetic number, because the mean of its divisors is an integer number (199579545).
Almost surely, 23121244104 is an apocalyptic number.
It is an amenable number.
3121244104 is an abundant number, since it is smaller than the sum of its proper divisors (3265301336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3121244104 is a wasteful number, since it uses less digits than its factorization.
3121244104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12141 (or 12137 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
The square root of 3121244104 is about 55868.0955823626. The cubic root of 3121244104 is about 1461.4229112773.
Adding to 3121244104 its reverse (4014421213), we get a palindrome (7135665317).
The spelling of 3121244104 in words is "three billion, one hundred twenty-one million, two hundred forty-four thousand, one hundred four".
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